104343779 has 2 divisors, whose sum is σ = 104343780. Its totient is φ = 104343778.

The previous prime is 104343751. The next prime is 104343781. The reversal of 104343779 is 977343401.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 104343779 - 2¹⁶ = 104278243 is a prime.

Together with 104343781, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (104313779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52171889 + 52171890.

It is an arithmetic number, because the mean of its divisors is an integer number (52171890).

Almost surely, 2^104343779 is an apocalyptic number.

104343779 is a deficient number, since it is larger than the sum of its proper divisors (1).

104343779 is an equidigital number, since it uses as much as digits as its factorization.

104343779 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 63504, while the sum is 38.

The square root of 104343779 is about 10214.8802734051. The cubic root of 104343779 is about 470.7845339840.

The spelling of 104343779 in words is "one hundred four million, three hundred forty-three thousand, seven hundred seventy-nine".